Hammerli AP20
Hämmerli AG · Pistol · In Production · 2019
Also known as: Hämmerli AP20, AP20 PRO
Overview
The Hammerli AP20 is a single-shot pre-charged pneumatic (PCP) match air pistol chambered in .177 (4.5mm) and designed for ISSF 10-metre air pistol competition. It uses a 200 bar compressed-air cylinder with an integrated pressure gauge, delivering roughly 150 shots per fill at the regulated 7.5-joule competition energy limit. The AP20 features an adjustable two-stage match trigger, a 3D-adjustable walnut competition grip available in multiple sizes, fully adjustable target sights, and interchangeable colored barrel jackets.
Specifications
| Weight (empty) | 980 g (34.6 oz) |
| Overall Length | 415 mm (16.34") |
| Barrel Length | 250 mm (9.84") |
| Sight Radius | 370 mm (14.57") |
| Action Type | Single Action |
| Firing Mechanism | Fixed Firing Pin |
| Trigger Type | Two Stage |
| Trigger Pull | 4.9 N (1.1 lbf) |
| Magazine Capacity | 1 rounds |
| Muzzle Velocity | 150 m/s (492 fps) |
| Muzzle Energy | 7.5 J (6 ft·lbf) |
| Effective Range | 10 m (11 yd) |
| Barrel Rifling | Right Hand |
| Frame Material | Aluminum |
| Barrel Material | Steel |
| Stock Material | Walnut |
| Finish | Anodized |
Calibers
- .177 Air (4.5mm) · primary — also known as .177 caliber, 4.5mm, .177 pellet
Features
- Firing modes: Manual
- Feed systems: Single Shot
- Safety mechanisms: Dry Fire Mechanism
- Features: Pre Charged Pneumatic, 200 Bar Air Cylinder, Integrated Pressure Gauge, Adjustable Two Stage Trigger, 3d Adjustable Walnut Grip, Interchangeable Colored Barrel Jackets, Adjustable Sights
Variants
- Hammerli AP20 PRO - Pro Match
Service history
Operators
- ISSF competitive shooters · adopted 2019
Production
Production years: 2019-present
Current-production competition air pistol
Origin
Country of origin: Germany
Notes
Manufactured by Hämmerli, a competition-shooting brand owned by Walther/Carl Walther GmbH. The uprated AP20 PRO adds further refinements for elite-level competitors.
Background
Hämmerli is one of the most storied names in precision target shooting, and the AP20 continues the brand's long line of Olympic-class 10-metre air pistols under Walther ownership.